Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface showing my new design; and,

FIG. 2 is an enlarged view of the solid-line subject matter of FIG. 1, shown isolated from surrounding broken-line context for clarity of disclosure.

The dot-dash broken line illustrates a display screen or portion thereof and forms no part of the claimed design. The dashed broken lines illustrate portions of the graphical user interface that form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 